Home / 1,119,504.04-1,678,426.62-676,168.36

Finding the Fourth Proportional to 1,119,504.04, 1,678,426.62 and 676,168.36

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Solution

The fourth proportional to 1,119,504.04, 1,678,426.62 and 676,168.36 is: 1,013,751.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,119,504.04 : 1,678,426.62 = 676,168.36 : x
  2. Step 2: Convert to fraction form
    1,119,504.04/1,678,426.62 = 676,168.36/x
  3. Step 3: Cross multiply
    1,119,504.04x = 1,678,426.62 × 676,168.36
  4. Step 4: Simplify right side
    1,119,504.04x = 1,134,898,975,025.74
  5. Step 5: Solve for x
    x = 1,134,898,975,025.74/1,119,504.04
  6. Step 6: Final answer
    x = 1,013,751.57

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.